Home / 7,526.40-11,282.16-3,570.70

Finding the Fourth Proportional to 7,526.40, 11,282.16 and 3,570.70

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Solution

The fourth proportional to 7,526.40, 11,282.16 and 3,570.70 is: 5,352.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.40 : 11,282.16 = 3,570.70 : x
  2. Step 2: Convert to fraction form
    7,526.40/11,282.16 = 3,570.70/x
  3. Step 3: Cross multiply
    7,526.40x = 11,282.16 × 3,570.70
  4. Step 4: Simplify right side
    7,526.40x = 40,285,208.71
  5. Step 5: Solve for x
    x = 40,285,208.71/7,526.40
  6. Step 6: Final answer
    x = 5,352.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.